Printable Expert Sudoku

Set usb1a8. 8 puzzles with an answer key, ready to print.

Expert puzzles are our hardest tier, with sparse grids usually in the mid-20s for givens. Expect to fill in every candidate and hunt for x-wings and swordfish. A printed copy and a sharp pencil is the classic way to tackle them.

Each free PDF has 8 puzzles, four to a page on US Letter paper, plus an answer key with every solution. Every puzzle has exactly one solution. A new set appears here every day, or you can grab a different set any time.

Puzzles in this set

Expert #1
7 3 6
2 6 1
7 2 3
3 4 6 8
9 8
1
6
4 1 9 2
8 1 9
Expert #2
6
2 7
9 1
8 2 6
3 8 9 1 7
3
7 9 8
3 4
1 4 7 2 5
Expert #3
6 2 9 1
4 9 6 5
7
2 3 1
9 8
8 2
5 6
4 3
1 8 4
Expert #4
4 1 5
9 3 1
7 6 9
5 7 8
9 6 2
8 4
2 6 3 1
9 8 6 4
Expert #5
9 1 4
8 2 5 1
6 2 8
7 1
4 3 8
5 8
8 7 2
6 1 9 3
9 6
Expert #6
1 3
6 8 5
8 3 5 1
2 8
9 3
8 2 6 7 1
3 1 6
9 5 7
9
Expert #7
1 6 4 3
6 9 5
2 5 9
7 6
2 5 6 3
6 4 2
2 4
4 5 9
3 1
Expert #8
4 1 9 2
7
5 2
8 4 2
5 1 3 9
1
1 5 2 7
9 6
4 5

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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